Add Yahoo as a preferred source to see more of our stories on Google. United Launch Alliance Vulcan rocket lifts off from Launch Complex 41 at Cape Canaveral Space Force Station in Florida on Thursday ...

A United Launch Alliance Vulcan rocket carrying a suite of classified Space Force payloads suffered what appeared to be a burn through in the nozzle of a strap-on solid-fuel booster Thursday, but ...

To fulfill its promise of reaching the Moon and Mars, SpaceX needs a really big rocket. Like, really big. The latest version ...

United Launch Alliance was hoping to ramp up its new Vulcan rocket launches this year, but won't be launching any national security missions until it solves a recurring issue of booster nozzles ...

Reusable rockets and SpaceX rocket technology cut launch costs dramatically, using Falcon 9 landings and Starship reusability to transform the modern space industry.

Closeout operation of the SLS inside Vehicle Assembly Building was completed earlier than expected.

United Launch Alliance suffered yet another fiery burn-through on one of its solid rocket boosters during a national security mission Thursday, but the Decatur-built rocket made it to the designated ...